diff --git a/src/React.Core/React.Core.csproj b/src/React.Core/React.Core.csproj
index 1a6f63841..71aaa2852 100644
--- a/src/React.Core/React.Core.csproj
+++ b/src/React.Core/React.Core.csproj
@@ -42,7 +42,7 @@
   <ItemGroup>
     <PackageReference Include="JavaScriptEngineSwitcher.Core" Version="3.0.0" />
     <PackageReference Include="JSPool" Version="4.0.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'net40' Or '$(TargetFramework)' == 'net45' ">
diff --git a/src/React.Sample.Mvc4/React.Sample.Mvc4.csproj b/src/React.Sample.Mvc4/React.Sample.Mvc4.csproj
index 8ed073aa9..b7aea1ce7 100644
--- a/src/React.Sample.Mvc4/React.Sample.Mvc4.csproj
+++ b/src/React.Sample.Mvc4/React.Sample.Mvc4.csproj
@@ -73,10 +73,6 @@
       <HintPath>..\packages\JavaScriptEngineSwitcher.V8.3.0.0\lib\net45\JavaScriptEngineSwitcher.V8.dll</HintPath>
     </Reference>
     <Reference Include="Microsoft.CSharp" />
-    <Reference Include="Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Data" />
     <Reference Include="System.Drawing" />
diff --git a/src/React.Sample.Mvc4/Web.config b/src/React.Sample.Mvc4/Web.config
index fdc7009e2..bef45f756 100644
--- a/src/React.Sample.Mvc4/Web.config
+++ b/src/React.Sample.Mvc4/Web.config
@@ -5,7 +5,7 @@
   -->
 
 <configuration>
-	
+
   <appSettings>
     <add key="webpages:Version" value="2.0.0.0" />
     <add key="webpages:Enabled" value="false" />
@@ -37,7 +37,7 @@
 
   <system.webServer>
     <validation validateIntegratedModeConfiguration="false" />
-    
+
     <modules runAllManagedModulesForAllRequests="true" />
 
 		<handlers>
@@ -45,7 +45,7 @@
 			<add name="babel" verb="GET" path="*.jsx" type="React.Web.BabelHandlerFactory, React.Web" preCondition="integratedMode" />
 			<add name="babel-tsx" verb="GET" path="*.tsx" type="React.Web.BabelHandlerFactory, React.Web" preCondition="integratedMode" />
 		</handlers>
-    
+
   </system.webServer>
   <runtime>
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
@@ -53,10 +53,6 @@
         <assemblyIdentity name="WebGrease" publicKeyToken="31bf3856ad364e35" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-1.6.5135.21930" newVersion="1.6.5135.21930" />
       </dependentAssembly>
-      <dependentAssembly>
-        <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-9.0.0.0" newVersion="9.0.0.0" />
-      </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="Antlr3.Runtime" publicKeyToken="eb42632606e9261f" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-3.5.0.2" newVersion="3.5.0.2" />
@@ -88,6 +84,6 @@
     </assemblyBinding>
   </runtime>
 
-	
+
 
 </configuration>
diff --git a/src/React.Sample.Mvc4/packages.config b/src/React.Sample.Mvc4/packages.config
index 164832c20..c514dccae 100644
--- a/src/React.Sample.Mvc4/packages.config
+++ b/src/React.Sample.Mvc4/packages.config
@@ -11,7 +11,7 @@
   <package id="Microsoft.AspNet.Web.Optimization" version="1.1.3" targetFramework="net4" />
   <package id="Microsoft.AspNet.WebPages" version="2.0.30506.0" targetFramework="net4" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net4" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net45" />
   <package id="WebActivatorEx" version="2.2.0" targetFramework="net45" />
   <package id="WebGrease" version="1.6.0" targetFramework="net45" />
-</packages>
\ No newline at end of file
+</packages>
diff --git a/src/React.Sample.Owin/React.Sample.Owin.csproj b/src/React.Sample.Owin/React.Sample.Owin.csproj
index 8c1d072fa..75ca8b046 100644
--- a/src/React.Sample.Owin/React.Sample.Owin.csproj
+++ b/src/React.Sample.Owin/React.Sample.Owin.csproj
@@ -33,7 +33,7 @@
     <PackageReference Include="Microsoft.Owin.Hosting" Version="3.1.0" />
     <PackageReference Include="Microsoft.Owin.SelfHost" Version="3.1.0" />
     <PackageReference Include="Microsoft.Owin.StaticFiles" Version="3.1.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
     <PackageReference Include="Owin" Version="1.0" />
   </ItemGroup>